code: def test_redis_health_check_success():
      redis_queue = QueuingSystem.REDIS.get_readiness_queue()
      assert redis_queue.is_running
  
      redis_queue = RedisQueue(name="test_queue", default_timeout=1)
      assert redis_queue.is_running
  
imports: import base64
  import multiprocessing
  import pickle
  import queue
  import time
  from unittest import mock
  import pytest
  import requests_mock
  from lightning.app import LightningFlow
  from lightning.app.core import queues
  from lightning.app.core.constants import HTTP_QUEUE_URL, STATE_UPDATE_TIMEOUT
  from lightning.app.core.queues import READINESS_QUEUE_CONSTANT, BaseQueue, HTTPQueue, QueuingSystem, RateLimitedQueue, RedisQueue
  from lightning.app.utilities.imports import _is_redis_available
  from lightning.app.utilities.redis import check_if_redis_running
label_desc: Use image node_id 3 for calling a global function with example usage: test_redis_health_check_success() without return types